PartsTable TECHNICAL DATA SHEET

NSN 5310-01-558-5979Government record, cited

Washer, Flat5310-01-558-5979

NSN 5310-01-558-5979 · NIIN 015585979 · Part number 525-C7XX-08XFK

Sfc Valve Corporation · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1GZ83

Government record, cited

NSN 5310-01-558-5979 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-558-5979. Manufacturer of record part number: 525-C7XX-08XFK.

Also searched as 5310-01-558-5979 · 5310015585979 · NIIN 015585979 · 01-558-5979 · FSC 5310 Nuts and Washers · CAGE 1GZ83 · 525-C7XX-08XFK · 525-SX11-XM-B ITEM 8 1.5IN

Nearby stock numbers ← 5310-01-558-5702 Washer, Flat · 5310-01-558-6069 Washer, Flat →

5310-01-558-5979 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Sfc Valve Corporation

Identification

NSN: 5310-01-558-5979
NIIN: 015585979
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 525-C7XX-08XFK
Manufacturer: Sfc Valve Corporation

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-558-5979, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sfc Valve Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Sfc Valve Corporation (CAGE 1GZ83)

Technical Specifications

Parameter	Value
NSN	5310-01-558-5979
Primary Part Number	525-C7XX-08XFK
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Sfc Valve Corporation
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
525-C7XX-08XFK PRIMARY	Sfc Valve Corporation (USA)

Reference documents

Reference	Meaning
525-SX11-XM-B ITEM 8 1.5IN	5/1 Secondary reference Sfc Valve Corporation

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-558-5979?

NSN 5310-01-558-5979 is a Washer,flat, manufactured by Sfc Valve Corporation, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-558-5979?

NSN 5310-01-558-5979 has 1 manufacturer part number on file: 525-C7XX-08XFK (Sfc Valve Corporation).

Is NSN 5310-01-558-5979 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 5310-01-558-5979?

NSN 5310-01-558-5979 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com